mirror of
https://github.com/ethereum/solidity
synced 2023-10-03 13:03:40 +00:00
34 lines
1.2 KiB
Solidity
34 lines
1.2 KiB
Solidity
pragma experimental ABIEncoderV2;
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contract C {
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function f(int8 a, uint8 b) public returns (int256) {
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assembly {
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a := 0xfffffff0
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}
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// Higher bits should be signextended before the shift
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return a >> b;
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}
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function g(int8 a, uint8 b) public returns (int256) {
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assembly {
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a := 0xf0
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}
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// Higher bits should be signextended before the shift
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return a >> b;
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}
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}
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// ====
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// compileViaYul: also
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// ----
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// f(int8,uint8): 0x00, 0x03 -> 0xfffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffe
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// f(int8,uint8): 0x00, 0x04 -> 0xffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff
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// f(int8,uint8): 0x00, 0xff -> 0xffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff
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// f(int8,uint8): 0x00, 0x1003 -> FAILURE
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// f(int8,uint8): 0x00, 0x1004 -> FAILURE
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// g(int8,uint8): 0x00, 0x03 -> 0xfffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffe
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// g(int8,uint8): 0x00, 0x04 -> 0xffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff
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// g(int8,uint8): 0x00, 0xff -> 0xffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff
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// g(int8,uint8): 0x00, 0x1003 -> FAILURE
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// g(int8,uint8): 0x00, 0x1004 -> FAILURE
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